Description

5H-Isoxazolo[4,5-D]-1,2,4-Oxadiazolo[4,5-B]Pyridazine(9Ci) is a high-purity, advanced heterocyclic compound serving as a critical building block in modern organic synthesis. Its complex fused-ring structure makes it a valuable intermediate for developing novel active pharmaceutical ingredients (APIs) and functional materials. This compound is primarily sought by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for creating new molecules with targeted properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective research.
• Agrochemical Research: Used in the development of new herbicides and pesticides with novel modes of action.
• Material Science: Serves as a building block for creating specialty polymers and organic electronic materials.
• Academic & Contract Research: Essential for methodological studies in heterocyclic and medicinal chemistry within university and CRO laboratories.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways.

Basic Information

Item	Details
Product Name	5H-Isoxazolo[4,5-D]-1,2,4-Oxadiazolo[4,5-B]Pyridazine(9Ci)
CAS No.	173270-07-0
Molecular Formula	C7H2N6O2
Molecular Weight	202.13 g/mol
Synonyms	5H-Isoxazolo[4,5-d][1,2,4]oxadiazolo[4,5-b]pyridazine; 173270-07-0; Isoxazolo-oxadiazolo-pyridazine; 5H-[1,2,4]Oxadiazolo[4,5-b]pyridazine, isoxazolo[4,5-d] derivative; Fused Isoxazole-Oxadiazole-Pyridazine Tricycle; SCHEMBL2185307; AOB31117; BRN 1229765
EINECS	Contact for details

Quality Control

Every batch of 5H-Isoxazolo[4,5-D]-1,2,4-Oxadiazolo[4,5-B]Pyridazine(9Ci) is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 5.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.